Status Codes

PCE uses conventional HTTP response codes to indicate the success or failure of an API request to help you diagnose and resolve errors efficiently.

Code	Description
`2xx` range indicates success	Common codes include: `200 OK`: Request completed successfully. `201 Created`: Request successful. Create API's returns `URL` in`Location` header with object ID `202 Accepted`: Request accepted for processing; may not be acted upon immediately (e.g. Promise Mode) `204 No Content`: Request processed successfully; no response body (used for updates and deletes) `299 Warning` – Request processed, but with a warning that may affect subsequent operations
`4xx`range indicates an error that failed based on the information provided.**	Common codes include: `400 Bad Request` : The request was not accepted due to a missing required parameter or a syntax error. `401 Unauthorized`: Authentication failed (invalid or missing token) `404 Not Found`: The requested resource does not exist `405 Method Not Allowed`: HTTP method not supported for this endpoint `415 Unsupported Media Type`: Request body format not supported `422 Unprocessable Entity`: Well-formed request but semantic or business validation failed `429 Too Many Requests`: Rate limit exceeded; “Retry-After” header may indicate when to retry
5xx incates an error with PCE services	Common codes include: `500 Internal Server Error`: PCE server error. Retry request. If it persists, contact Priority support. `503 Service Unavailable`: Service is temporarily unavailable. Typically due to maintainence. Please see attached JSON payload for details or try again later.

Code

Description

2xx range indicates success

Common codes include:

200 OK: Request completed successfully.
201 Created: Request successful. Create API's returns URL inLocation header with object ID
202 Accepted: Request accepted for processing; may not be acted upon immediately (e.g. Promise Mode)
204 No Content: Request processed successfully; no response body (used for updates and deletes)
299 Warning – Request processed, but with a warning that may affect subsequent operations

4xxrange indicates an error that failed based on the information provided.**

Common codes include:

400 Bad Request : The request was not accepted due to a missing required parameter or a syntax error.
401 Unauthorized: Authentication failed (invalid or missing token)
404 Not Found: The requested resource does not exist

405 Method Not Allowed: HTTP method not supported for this endpoint
415 Unsupported Media Type: Request body format not supported
422 Unprocessable Entity: Well-formed request but semantic or business validation failed
429 Too Many Requests: Rate limit exceeded; “Retry-After” header may indicate when to retry

5xx incates an error with PCE services

Common codes include:

500 Internal Server Error: PCE server error. Retry request. If it persists, contact Priority support.
503 Service Unavailable: Service is temporarily unavailable. Typically due to maintainence. Please see attached JSON payload for details or try again later.